Sight-transposing enabling keyboard for musical instruments



FIG. 1 is a front, top and left side perspective view of two octaves of a sight-transposing enabling keyboard for musical instruments showing my new design, with the keyboard shown as broken to indicate indeterminate width and the frame shown in broken lines as environmental for illustrative purposes only;

FIG. 2 is a view like FIG. 1 of the two keys which are alternately repeated to form the keyboard, with the rear of the keys shown in phantom as environmental and broken away to indicate indeterminate length;

FIG. 3 is a left side elevational view of the keyboard with the rear of the keys shown as in FIG. 2;

FIG. 4 is a top plan view of a portion of the keyboard with the rear of the keys shown as in FIG. 2;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a front elevational view thereof. 

The ornamental design for a sight-transposing enabling keyboard for musical instruments, substantially as shown and described. 